subject

Chemistry, 19.01.2021 14:00 hsjsjsjdjjd

В колбу осторожно отсыпали 0,2 моль сульфата натрия, а затем добавили 0,7 моль сульфида меди (II). Определите массовую долю серы в полученной смеси (в %, ответ округлите до десятых). Атомную массу меди примите равной 64.

ansver

Answers: 3

Show answers

Another question on Chemistry

question

Chemistry, 22.06.2019 07:20

After watching the video "zinc strip in copper nitrate solution", and reading the instructions, click on the link labeled "start" just below the drawing of the pencil tip. follow the direction to complete the 3x3 grid. answer the below questions for the portion of the activity in which sn(s) is placed in agno3(aq)

Answers: 1

question

Chemistry, 22.06.2019 14:00

What type of matter is made of only one kind of atom

Answers: 2

question

Chemistry, 23.06.2019 00:30

What is the chemical formula of magnesium bromide? a. mgbr2 b. mgbr c. mg2br2 d. mg2br

Answers: 3

question

Chemistry, 23.06.2019 02:00

What is the mass of 0.750 mole of aluminum oxide, al2o3?

Answers: 1

You know the right answer?

В колбу осторожно отсыпали 0,2 моль сульфата натрия, а затем добавили 0,7 моль сульфида меди (II). О...

Questions

question

Chemistry, 11.03.2020 02:10

Given the heat change per mole for the combustion of methanol (-726 kJ/mol), predict the heat change that would occur if 0.200 mol of methanol undergo...

question

Social Studies, 11.03.2020 02:10

The people in the country Bleusville focus on the past and the present rather than on the future. In Bleusville, tradition and social obligation are c...

question

Business, 11.03.2020 02:10

What is the major advantage of process layout? a. high utilization of resources b. low per-unit cost of production c. flexibility d. low reliance on s...

question

Mathematics, 11.03.2020 02:10

pls help me! The diagram shows the dimensions of a storage container. Which expression can be used to find the volume of the container?

question

Medicine, 11.03.2020 02:10

What duties dose a counselor have at school ?...

question

Mathematics, 11.03.2020 02:10

A bag of sugar weighs 907.1 grams How many kilograms are equivalent to 907.1 grams? A) .9071 kilograms B) 9.071 kilograms

question

Business, 11.03.2020 02:10

NEED NOWWWin an essay of at least two well developed paragraphs explain how the government calculates the unemployment rate. given an original e...

question

History, 11.03.2020 02:10

Which is a similarity between the russian revolution and the american and french revolutions?...

question

Biology, 11.03.2020 02:10

The black‐footed ferret was listed as endangered in the United States in the late 1960s. In the 1970s, it was thought that the species was extinct. Ho...

question

History, 11.03.2020 02:10

What is the relationship between HIndu and Muslims?...

question

Mathematics, 11.03.2020 02:10

What is the standard form of (1-3i)(2+5i)...

question

Biology, 11.03.2020 02:10

A particular triplet of bases in the template strand of DNA is 5' AGT 3'. The corresponding codon for the mRNA transcribed is . 5' TCA 3'

question

Business, 11.03.2020 02:10

Quality planning, employee training in quality measurement, and cost of maintaining records of information and data related to quality are costs....

question

English, 11.03.2020 02:10

This is Macbeth please help me...

question

Chemistry, 11.03.2020 02:11

The heat of solution is found by adding a salt to water in a calorimeter and measuring the temperature change. The specific heat of water is 4.180 Jou...

question

Social Studies, 11.03.2020 02:11

True or false; the source of sediment for the Morrison formation are the cordilleran highlands to the east?...

question

Biology, 11.03.2020 02:11

Furthermore, if a population is in Hardy-Weinberg equilibrium, the allele frequencies (p and q) and the genotype frequencies stay the same from one ge...

question

Business, 11.03.2020 02:11

Even though most people in the original target market for electric toothbrushes already knew how to brush their teeth, consumers still had some learni...

question

Business, 11.03.2020 02:11

10. A corporation issued debt to purchase 10 acres of land for development purposes. Expenditures related to this purchase are as follows: Description...

question

Mathematics, 11.03.2020 02:11

If a rigid motion was used to transform image A into image B and then a rigid motion was used to transform image B into image C, would image C have to...

More questions: Chemistry Another questions

Questions on the website: 13722361